463422818 has 4 divisors (see below), whose sum is σ = 695134230. Its totient is φ = 231711408.

The previous prime is 463422809. The next prime is 463422821. The reversal of 463422818 is 818224364.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 434013889 + 29408929 = 20833^2 + 5423^2 .

It is a super-2 number, since 2×463422818² = 429521416486122248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115855703 + ... + 115855706.

Almost surely, 2^463422818 is an apocalyptic number.

463422818 is a deficient number, since it is larger than the sum of its proper divisors (231711412).

463422818 is a wasteful number, since it uses less digits than its factorization.

463422818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231711411.

The product of its digits is 73728, while the sum is 38.

The square root of 463422818 is about 21527.2575587324. The cubic root of 463422818 is about 773.8541891377.

The spelling of 463422818 in words is "four hundred sixty-three million, four hundred twenty-two thousand, eight hundred eighteen".